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question_answer1)
Abhi knew that plants adapt themselves to the conditions in the environment in which they live. He observed a plant and noticed the following characteristics:
(i) It has lots of branches and Leaves |
(ii) It can with stand summer heat |
(iii) It sheds its leaves in the autumn |
But he is confused to identify what kind of plant it is. Can you help him?
A)
It is a plant that grows in plains. done
clear
B)
It is a plant of hilly areas. done
clear
C)
It is a plant that lives under water. done
clear
D)
It is a plant that grows in marshy areas. done
clear
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question_answer2)
Given below is a list of some plants and the habitats in which they live. Which one is wrongly matched?
A)
B)
C)
D)
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question_answer3)
Shreya plucked a lotus plant from a pond near her house. She observed that it has a long hollow stem. Can you explain the function of the stem?
A)
To help leaves float on water done
clear
B)
To absorb soil done
clear
C)
To fix the plant to the bottom of the pond done
clear
D)
To make the flower beautiful done
clear
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question_answer4)
Plants in hilly areas have to bear high speed winds and cold. Which of the following adaptations best helps them face the above conditions?
A)
Having lots of branches and leaves done
clear
B)
Tall and straight trunk with needle like leaves done
clear
C)
Leaves which are modified into spines done
clear
D)
Breathing roots which come above the ground done
clear
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question_answer5)
Plants give out water through the pores present on the lower side of their leaves. Plants living in deserts need to reduce the loss of water because water is very scarce in deserts. Which of the following is an adaptation developed by the desert plants to manage the above situation?
A)
They have lots of branches and leaves. done
clear
B)
They do not shed leaves in the summer. done
clear
C)
They develop roots which come above the ground. done
clear
D)
Their leaves are modified into spines. done
clear
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question_answer6)
Which of the following have leaves without pores?
A)
Underwater plants done
clear
B)
Fixed plants done
clear
C)
Floating plants done
clear
D)
Evergreen plants done
clear
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question_answer7)
In cactus plants, photosynthesis occurs in
A)
leaves. done
clear
B)
spines. done
clear
C)
roots. done
clear
D)
stems. done
clear
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question_answer8)
Match the following plants in Column-I with their examples in Column-II.
Column-I | Column-II |
p. | Conifers | i. | Pitcher |
q. | Insectivorus plant | Ii, | Cactus |
r. | Desert plant | iii. | Pine |
A)
\[p-i,\text{ }q-ii,\text{ }r-iii~\] done
clear
B)
\[p-ii,\text{ }q-i,\text{ }r-iii\] done
clear
C)
\[p-iii,\text{ }q-i,\text{ }r-ii\] done
clear
D)
\[p-iii,\text{ }q-ii,\text{ }r-i\] done
clear
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question_answer9)
Observe the plant given below and identify its habitat based on the given clues.
Clues:
1) It has no branches. |
2) Leaves are reduced to spines. |
A)
Hilly areas done
clear
B)
Deserts done
clear
C)
Marshy areas done
clear
D)
Plains done
clear
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question_answer10)
Ramu brought a plant with thick branches and leaves from the plains and planted it in a marshy area. What must the new plant do to survive in its new environment?
A)
It must change its colour in its new environment. done
clear
B)
It must change its leaves into spines to reduce the loss of water. done
clear
C)
It must start trapping insects and eat them. done
clear
D)
It must develop breathing roots to get more air. done
clear
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question_answer11)
Mangroves develop aerial roots. This is an adaptation to the
A)
type of soil done
clear
B)
temperature done
clear
C)
amount of water available done
clear
D)
amount of rain done
clear
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question_answer12)
One of the following plants is NOT matched correctly with its habitat. Which one of these is it?
A)
B)
C)
D)
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question_answer13)
Which of the following statements is FALSE regarding hilly trees like the Pine?
A)
They do not have flowers. done
clear
B)
They are dome shaped. done
clear
C)
They are conifers. done
clear
D)
Their leaves are needle-shaped. done
clear
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question_answer14)
Which of the following plants does not need soil to grow?
A)
Cactus done
clear
B)
Fern done
clear
C)
Water hyacinth done
clear
D)
Pitcher plant done
clear
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question_answer15)
The plants that are most useful to man are
A)
hilly plants. done
clear
B)
underwater plants. done
clear
C)
desert plants. done
clear
D)
plants of the grass family. done
clear
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question_answer16)
Hydrilla and tape grass plants are
A)
floating plants. done
clear
B)
fixed plants. done
clear
C)
under water plants. done
clear
D)
Both a and b done
clear
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question_answer17)
Plants adapt themselves to surroundings. Can you identify the features in the plants shown in the figure which help them to adapt to their surroundings. Match the plants with the features given below.
p. prickly spines |
q. breathing roots |
r. broad, wax coated leaves |
s. needle shaped leaves |
A)
\[I-p,ll-q,lll-r,IV-s\] done
clear
B)
\[I-q,II-r,III-s,IV-p\] done
clear
C)
\[I-s,II-r,III-q,IV-p\] done
clear
D)
\[I-r,II-p,III-s,IV-q\] done
clear
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question_answer18)
The features of the given cactus plant is designed to
(i) protect the plant from being eaten by animals. |
(ii) prevent the plant from losing too much water. |
(iii) protect the plant from other plants. |
A)
Only (iii) done
clear
B)
Only (i) and (ii) done
clear
C)
Only (ii) and (iii) done
clear
D)
(i), (ii) and (iii) done
clear
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question_answer19)
Which of these plants has pot like structures to trap insects?
A)
Venus fly trap done
clear
B)
Sundew done
clear
C)
Pitcher done
clear
D)
Duck weed done
clear
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question_answer20)
A venus flytrap plant closes its leaves to trap insects. This shows that the plant is
A)
reproducing. done
clear
B)
respiring. done
clear
C)
responding to stimulus. done
clear
D)
moving from one place to another. done
clear
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question_answer21)
Which of the following functions is also performed by the roots of the mangrove plant. Besides taking in water and mineral salts from the soil?
A)
Absorption of food done
clear
B)
Absorption of water done
clear
C)
Food storage done
clear
D)
Breathing of air done
clear
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question_answer22)
Which of the following statements about the plant given below is/are true?
A)
Spongy and light stems water hyacinth done
clear
B)
Hairy leaves done
clear
C)
Feathery and fibrous roots done
clear
D)
Both a and c done
clear
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question_answer23)
Look carefully at the classification table given below.
What could P and Q represent?
A)
B)
C)
D)
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question_answer24)
We all know that animals eat plants. But there are some plants which eat small insects. Such plants are called insectivorous plants. Which of the following is an example of them?
A)
Vallisneria done
clear
B)
Venus fly trap done
clear
C)
Duckweed done
clear
D)
Jasmine done
clear
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question_answer25)
Some girls came across a plant. The sketch that one of them made is shown below.
In which of the following groups can this plant be placed in?
Group P Grows from spores | Group Q Bears Flowers | Group R Makes its own food |
A)
Only groups P and Q done
clear
B)
Only groups Q and R done
clear
C)
Only groups P and R done
clear
D)
Groups P,Q and R done
clear
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question_answer26)
A cactus plant is able to survive in deserts by
A)
not having leaves. done
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B)
not having fruits. done
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C)
not having flowers. done
clear
D)
not having roots. done
clear
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question_answer27)
Study carefully the diagrams given below.
Which of the following statements about the two living things above is true?
A)
They are parasites. done
clear
B)
They grow well in dry places. done
clear
C)
They are both fungi (non-green plants), done
clear
D)
They need sunlight to grow well. done
clear
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question_answer28)
Study carefully the classification table shown below.
Which of the following is most likely to be S and T?
A)
B)
C)
D)
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question_answer29)
A lotus plant has
A)
needle like leaves. done
clear
B)
very thin leaves. done
clear
C)
long leaves. done
clear
D)
broad leaves. done
clear
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question_answer30)
Cactus is a desert plant. To minimise loss of water it does not have leaves. The stem is green and waxy and prepares food for the plant. This shows that
A)
habitat changes according to plants. done
clear
B)
plants have modified features according to habitats. done
clear
C)
cactus is insectivorous in nature. done
clear
D)
wax is obtained from cactus. done
clear
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question_answer31)
In which of the following plants are stoma present on the upper surface of the leaf?
A)
Desert plants done
clear
B)
Floating plants done
clear
C)
Land plants done
clear
D)
Aerial plants done
clear
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question_answer32)
Which of the following has aerial roots?
A)
Lotus done
clear
B)
Sunflower done
clear
C)
Banyan done
clear
D)
Mango done
clear
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question_answer33)
In which of the following regions do plants shed their leaves during the winter season?
A)
Deserts done
clear
B)
Plains done
clear
C)
Cold regions done
clear
D)
Water bodies done
clear
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question_answer34)
Which of the following plants has breathing roots?
A)
Banyan done
clear
B)
Sugarcane done
clear
C)
Maize done
clear
D)
Mangrove done
clear
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question_answer35)
The plant given below is a cactus. It is able to survive in harsh conditions like the desert.
Which of the following labelled parts represents modified leaves?
A)
Only P done
clear
B)
Only Q done
clear
C)
Only R done
clear
D)
Only P and Q done
clear
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question_answer36)
Match the following terms in Column-I with those in Column-II.
Column -I | Column ? II |
p. | Pine | i. | Aquatic plant |
q. | Venus fly trap | ii. | Fungi |
r. | Mould | iii. | Insectivorous plant |
s. | Hydrilla | iv. | Cold climate |
A)
\[p-ii,\text{ }q-iii,\text{ }r-iv,\text{ }s-i\] done
clear
B)
\[p-iii,\text{ }q-iv,\text{ }r-i,\text{ }s-ii\] done
clear
C)
\[p-i,\text{ }q-ii,\text{ }r-iii,\text{ }s-iv\] done
clear
D)
\[p-iv,\text{ }q-iii,\text{ }r-ii,\text{ }s-i\] done
clear
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question_answer37)
Which of the following are NOT adaptations of a cactus plant to the harsh environment?
I. Needle-like leaves to prevent excessive water loss |
II. Broad and thin leaves to synthesise food |
III. Tall and slim stems to get more sunlight |
IV. Swollen stems to store water |
A)
Only I and III done
clear
B)
Only II and III done
clear
C)
Only II and IV done
clear
D)
Only III and IV done
clear
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question_answer38)
Which of the following adaptations help a cactus survive in a desert?
A)
Thin and wide leaves done
clear
B)
Fibrous root system done
clear
C)
Leaves reduced to spines done
clear
D)
Long and branched stems done
clear
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question_answer39)
Bhuvan while putting the living things in one group made a mistake. Identify the odd one.
A)
B)
C)
D)
Both [a] and [b] done
clear
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question_answer40)
Identify the odd one from the following:
A)
B)
C)
D)
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