(i)
Green chiliAns: Green chili obtained from South America
(ii)
Cauliflower Ans: Cabbage from Europe
(iii)
PeasAns: Peas from Europe
(iv)
Tomato Ans: Tomato from South America
(v)
PotatoAns: Potato from South America
(i) Name the two seeds that are scattered by bursting (spread over a long distance) ____,____
Ans: Peas, Soyabeans
(ii) Name the two Plant seeds that are scattered by sticking on the fur of animals. ______,____
Ans: Olga Gerrard Plant seeds, Kenneth Rowley Plant seeds
Kenneth Rowley Plant seeds Olga Gerrard Plant seeds
(iii) Name the two seeds that are used as spices. _______, ______
Ans: Cardamom, Cumin, and Coriander
(iv) Name the two seeds which are flat. _____, ______
Ans: Black Rice, Chia Seeds
(v) Name the two seeds that are used as pulses. ______, _____
Ans: Beans, chana.
(i) What are the conditions a seed need to sprout or germinate?
Ans: The conditions which are required to sprout or germinate a seed are:
(ii) Write any four seeds that you eat.
Ans: Chana, rajma, moong, and dry peas can be eaten.
(iii) Name the plants that we got from South America.
Ans: We got tomato, potato, and green chili from South America.
(iv) Name the plants that come from Europe.
Ans: The cabbage and peas came from Europe.
(v) Name the plants that we got from Africa.
Ans: A coffee bean and a green bhindi came from Africa.
(vi) What was grown in India for a long time?
Ans: Mangoes and Bananas were grown in India for a long time.
(vii) What would happen, if seeds did not spread and remained in one place only?
Ans: If seeds are not dispersed, all the seeds would fall near the parent tree. This will prevent those seeds from getting enough sunlight, air, and water. As a result, none of the plants would grow properly or survive.
(viii) Why seeds kept in an air-tight container do not sprout?
Ans: Seeds need oxygen, just like we need air to breathe.
(ix) Why seeds kept in the refrigerator do not sprout?
Ans: Seeds need the right conditions to sprout and grow.
(x) Name the plant in the given picture. How does it trap the insects?
Ans: It is the Pitcher plant also known as Nepenthese.
(xi) How do seeds spread to far-off places? (or) Name the agents of dispersal of seeds.
Ans: An "Agent" in seed dispersal refers to some force that helps carries seeds away from the parent plant.
Few examples:
(xii) Draw a pitcher plant and colour it.
Ans: Pitcher Plant
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1. What are seeds? |
2. How are seeds formed? |
3. What is the importance of seeds? |
4. How do seeds germinate? |
5. How long do seeds remain viable? |
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