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question_answer1)
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
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B)
Tall and straight trunk with needle like leaves done
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C)
Leaves which are modified into spines done
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D)
Breathing roots which come above the ground done
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question_answer2)
In which of the following processes, the release of oxygen by plants takes place?
A)
Respiration done
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B)
Digestion done
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C)
Reproduction done
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D)
Photosynthesis done
clear
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question_answer3)
Find the mis-matched pair.
A)
Terrestrial\[\to \]Land done
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B)
Arboreal\[\to \]Burrow done
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C)
Aquatic\[\to \]Water done
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D)
Amphibian\[\to \]Both land and water done
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question_answer4)
Dolphin is
A)
a mammal. done
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B)
an amphibian. done
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C)
a fish. done
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D)
an egg laying fish. done
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question_answer5)
The food components that are protective in function is
A)
carbohydrates. done
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B)
fats. done
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C)
proteins. done
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D)
vitamins. done
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question_answer6)
Which of these get damaged by the action of the acid that is produced in the reaction between plaque and sugar?
A)
Tooth done
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B)
Bones done
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C)
Mouth done
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D)
Stomach done
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question_answer7)
Which of the following is the soft material of a tooth?
A)
Dentine done
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B)
Pulp done
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C)
Enamel done
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D)
Root done
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question_answer8)
Find the wrong statement.
A)
We should not play in the middle of a road. done
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B)
It is dangerous to play with broken glass. done
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C)
It is not dangerous to play with broken toys. done
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D)
We should be careful while using sharp blades. done
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question_answer9)
Identify the odd one.
A)
Wool done
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B)
Silk done
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C)
Cotton done
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D)
Leather done
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question_answer10)
Asma took two balloons. She blew air with mouth in one balloon and she filled another balloon with the vapours of boiling water. She released the two balloons and observed that the balloon with the hot vapours rose higher than the other balloon. What did she learn from this experiment?
A)
Hot air is heavier than the cold air. done
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B)
Water vapour give energy to the balloon. done
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C)
Air likes hot balloons. done
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D)
Hot air is lighter and therefore rises higher. done
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question_answer11)
The movement of the earth on its own axis is called
A)
rotation done
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B)
revolution done
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C)
constellation done
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D)
Both [b] and [c] done
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question_answer12)
Which of these is a gas?
A)
Salt done
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B)
Petrol done
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C)
Oxygen done
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D)
Kerosene done
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question_answer13)
Digestion is completed in the
A)
large intestine done
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B)
small intestine done
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C)
stomach done
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D)
food pipe done
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question_answer14)
Which of these live in hives?
A)
Frog done
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B)
Bear done
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C)
Fish done
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D)
Honeybee done
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question_answer15)
Identify P and Q.
A)
B)
C)
D)
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question_answer16)
I anchor the plant to the ground. I absorb water and mineral salts from the soil. Who am I?
A)
Root done
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B)
Stem done
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C)
Leaf done
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D)
Flower done
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question_answer17)
Which term completes the missing stage in the life cycle given below?
A)
Maggot done
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B)
Toad done
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C)
Tadpole done
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D)
Nymph done
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question_answer18)
Which fibre is used to weave clothes suitable to wear in summer season?
A)
Cotton done
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B)
Jute done
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C)
Silk done
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D)
Coconut done
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question_answer19)
Match the following safety rules in Column-I with their related terms in Column-II.
| Column-I | | Column-II |
p | Never touch | i | To get into the school bus |
q | Make a queue | ii | On the road |
r | Never play | iii | When it is clear |
s | Cross the road | iv | Uncovered electrical and plugs |
A)
p-iii, q-ii, r-iv, s-i done
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B)
p-iv, q-i, r-ii, s-iii done
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C)
p-i, q-ii, r-iii, s-iv done
clear
D)
p-iv, q-iii, r-ii, s-i done
clear
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question_answer20)
In which region does plants shed their leaves during the winter season?
A)
Desert plants done
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B)
Floating plants done
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C)
Land plants done
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D)
Aerial plants done
clear
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