question_answer1) The part of a banana plant not used as food is:
A) flower done clear
B) fruit done clear
C) stem done clear
D) root done clear
View Answer play_arrowquestion_answer2) The biggest animal living on the earth is:
A) Whale done clear
B) Zebra done clear
C) Elephant done clear
D) Camel done clear
View Answer play_arrowquestion_answer3) Motion of potter's wheel is:
A) circular done clear
B) rotational done clear
C) oscillator done clear
D) periodic done clear
View Answer play_arrowquestion_answer4) SI unit of current is:
A) ampere done clear
B) volt done clear
C) watt done clear
D) hertz done clear
View Answer play_arrowquestion_answer5) Water in our tap comes from a:
A) river done clear
B) lake done clear
C) well done clear
D) river, lake or well done clear
View Answer play_arrowquestion_answer6) Which of the following sources of protein is different from others?
A) Peas done clear
B) Gram done clear
C) Soybeans done clear
D) Cottage cheese (paneer) done clear
View Answer play_arrowA) Mustard oil done clear
B) Soft drink done clear
C) Coconut oil done clear
D) Kerosene done clear
View Answer play_arrowquestion_answer8) Which of the following changes cannot be reversed?
A) Hardening of cement done clear
B) Freezing of ice cream done clear
C) Opening a door done clear
D) Melting of chocolate done clear
View Answer play_arrowquestion_answer9) Which of the following are characteristics of living beings?
| (i) Respiration |
| (ii) Reproduction |
| (iii) Adaptation |
| (iv) Excretion |
A) (i), (ii) and (iv) only done clear
B) (i) and (ii) only done clear
C) (ii) and (iv) only done clear
D) (i), (ii), (iii) and (iv) done clear
View Answer play_arrowA) North pole is almost equal to the south pole done clear
B) North pole is much more than the south pole done clear
C) North pole is much less than the south pole done clear
D) Magnet will be same all along its length done clear
View Answer play_arrow| Answer the following questions in one word or in a sentence only. |
| (i) What is habitat? |
| Answer the following questions in one word or in a sentence only. |
| (ii) What is measurement? |
| Answer the following questions in one word or in a sentence only. |
| (iii) How do we see the objects around us? |
| Answer the following questions in one word or in a sentence only. |
| (iv) Which material is used to make a permanent magnet? |
| Answer the following questions in one word or in a sentence only. |
| (v) Does condensation take place near the ground in winter mornings? |
| Answer the following questions in one word or in a sentence only. |
| (vi) Have you seen air? |
question_answer17) How are cactus adapted to survive in a desert?
View Answer play_arrowquestion_answer20) Why do bulbs have two terminals?
View Answer play_arrowquestion_answer21) What is a temporary magnet? Which material is used to make these magnets?
View Answer play_arrowquestion_answer23) Give two examples of periodic motion.
View Answer play_arrow| Name the following: |
| (a) The nutrients which mainly give energy to our body. |
| (b) The nutrients that are needed for the growth and maintenance of our body. |
| (c) A vitamin required for maintaining good eye-sight. |
| Classify the following fibers as natural or synthetic: |
| nylon, wool, cotton, silk, polyester, jute. |
| Given below are the names of some objects and materials: Water, basketball, orange, sugar, globe, apple and earthen pitcher. Group them as? |
| (a) Round shaped and other shapes |
| (b) Eatable and non-eatables. |
| (i) Name and describe briefly a method which can be helpful in separating husk from grains. |
| (ii) What is the principle of this method? |
| Which of the following changes cannot be reversed? |
| (a) Blowing of a balloon |
| (b) Folding a paper to make a toy aeroplane |
| (c) Rolling a ball of dough to make roti |
| (d) Baking cake in an oven |
| (e) Drying a wet cloth |
| (f) Making biogas from cow dung |
| (g) Burning of candle |
| (i) Name the part of the plant which produces its food. Name this process. |
| (ii) In which part of a flower are you likely to find the ovary? |
| Answer the following : |
| (a) What is ball and socket joint? |
| (b) Which of the skull bones are movable? |
| (c) Why can our elbow not move backwards? |
| Fill in the blanks: |
| (a) One meter is ................... centimeter. |
| (b) Five kilometer is .................... meter. |
| (c) Motion of a child on a swing is ................. . |
question_answer33) Draw three types of magnets. Label their poles.
View Answer play_arrow| (i) A magnet was broken into five pieces. How many north poles will be present in broken pieces? |
| (ii) Should the containers used for storing harmful substances be used to make plastic bags? |
question_answer37) Describe an electric cell with the help of a labelled diagram.
View Answer play_arrow
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