Development of Zygote

Q.

How does the process of fertilization take place in flowers?

Q.

Identify and write the names of plants that provide us with pulses.

Q. Which of these is not a cereal?
(a) maize
(b) gram
(c) wheat
(d) rice

Q. Seeds of the plants are enclosed in the pods or fruits.

1. False
2. True

Q.

Distinguish between Budding and regeneration.

Q. Choose the odd one out.

1. Rice
   
   
2. Maize
   
   
3. Pea
   
   
4. Wheat
   
   

Q. Seeds which are used as a part of the staple food are distinguished into

1. Pulses
2. Fruits
3. Grains
4. Millets

Q.

Mention the sources of given food items.

(i) Pulses……

Q.

Pulses are rich sources of proteins, usually cooked. Is there a way to consume pulses raw?

Q.

Why is spore formation in bacteria not considered a from of reproduction ?

Q.

Explain the process of budding in Hydra.

Q. In angiosperms, the development process of zygote after sexual reproduction involves the formation of

1. embryo
2. seed
3. fruit
4. pollen

Q. The time period from fertilization to childbirth is called _______.

1. ovulation
2. insemination
3. gestation
4. implantation

Q.

The anther and ovary contain _______ that carry information about the characteristics of their parents.

1. Sperms

2. Eggs

3. Gametes

4. Seeds

Q. Why do some fruits have ONE (Mango)seeds while some fruits have UNCOUNTABLE (Water Melon)​ seeds?

Q. What is formed when a male gamete present in pollen grain moves into ovules and fuses with female egg cell inside the ovules?

1. zygote
2. Endosperm
3. Embryo
4. Fruit

Q. Zygote develops into

1. embryo
2. endosperm
3. fruit
4. seed

Q. Identify the non embryonic plant.

1. Ulva
2. Spirogyra
3. All of these
4. Ulothrix