Seed Germination and Plant Reproduction

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What is the primary source of energy for growth and cell division during seed germination?

Temperature

Food through oxidation (correct)

Water

Oxygen

What is the function of the stamens in a flower?

Protection of the flower

Formation of the male reproductive whorl (correct)

Formation of the female reproductive whorl

Production of seeds

What is the temperature range required for the germination of seeds of summer plants like rice and maize?

20°C-30°C

10°C-20°C

30°C-50°C

25°C-40°C (correct)

Why do some seeds not germinate during summer?

They require a lower temperature range Signup and view all the answers

What is the purpose of the activity described in the text?

To show the importance of water and oxygen for germination Signup and view all the answers

What happened to seed A in the activity described in the text?

It failed to germinate because it did not get water Signup and view all the answers

What is the main function of cotyledons in seeds?

To provide food to the growing embryo Signup and view all the answers

What is the characteristic of monocotyledonous seeds?

They have one cotyledon Signup and view all the answers

What is the purpose of endosperm in seeds?

To provide food to the growing embryo Signup and view all the answers

What is the difference between dicotyledonous and monocotyledonous seeds?

Dicot seeds have two cotyledons, while monocot seeds have one Signup and view all the answers

What is the role of the radicle in seed germination?

It develops into the root Signup and view all the answers

What is the function of fruit in relation to seeds?

To protect seeds from harsh climatic conditions Signup and view all the answers

What is the term for the process of seed germination?

Germination Signup and view all the answers

How do seeds with two cotyledons classify?

Dicotyledonous Signup and view all the answers

What is the term for the transfer of pollen grains from one flower to another?

Pollination Signup and view all the answers

What develops into fruit after fertilisation?

Ovary Signup and view all the answers

What is the term for the fusion of male and female cells or gametes?

Fertilisation Signup and view all the answers

What type of seeds are Pea, Bean, and Gram?

Dicotyledonous Signup and view all the answers

What is the process of distributing fruits and seeds away from the parent plant called?

Dispersal of fruits and seeds Signup and view all the answers

What is the main advantage of seed dispersal?

Ensures the wide distribution of seeds Signup and view all the answers

Which of the following agents helps in dispersal of seeds to distant places?

Wind Signup and view all the answers

What is the characteristic of seeds dispersed by wind?

They are small and light in weight Signup and view all the answers

What is the adaptation of seeds dispersed by water?

They have a spongy or fibrous outer coat Signup and view all the answers

What is the purpose of the activity 'To study epigeal germination in bean seed'?

To study the germination of bean seed Signup and view all the answers

What is the purpose of hooks, spines, or bristles on seeds?

To attach to animals or clothes for dispersal Signup and view all the answers

What is the first step in the process of seed germination?

The seed swells up by taking water Signup and view all the answers

What is the role of cotyledons in epigeal germination?

They come out of the soil, become green, and form first leaves Signup and view all the answers

Seed Germination and Plant Reproduction

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Questions and Answers

What is the primary source of energy for growth and cell division during seed germination?

What is the function of the stamens in a flower?

What is the temperature range required for the germination of seeds of summer plants like rice and maize?

Why do some seeds not germinate during summer?

What is the purpose of the activity described in the text?

What happened to seed A in the activity described in the text?

What is the main function of cotyledons in seeds?

What is the characteristic of monocotyledonous seeds?

What is the purpose of endosperm in seeds?

What is the difference between dicotyledonous and monocotyledonous seeds?

What is the role of the radicle in seed germination?

What is the function of fruit in relation to seeds?

What is the term for the process of seed germination?

How do seeds with two cotyledons classify?

What is the term for the transfer of pollen grains from one flower to another?

What develops into fruit after fertilisation?

What is the term for the fusion of male and female cells or gametes?

What type of seeds are Pea, Bean, and Gram?

What is the process of distributing fruits and seeds away from the parent plant called?

What is the main advantage of seed dispersal?

Which of the following agents helps in dispersal of seeds to distant places?

What is the characteristic of seeds dispersed by wind?

What is the adaptation of seeds dispersed by water?

What is the purpose of the activity 'To study epigeal germination in bean seed'?

What is the purpose of hooks, spines, or bristles on seeds?

What is the first step in the process of seed germination?

What is the role of cotyledons in epigeal germination?

What is necessary for mature seeds to germinate?

What is the term for the process of seed germination?

What type of germination occurs when the cotyledons remain inside the soil?

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