Organs of Reproduction in Flowers

Q.

What are major groups of microorganisms? Give two examples of each.

Q.

Which of the following is a part of the flower that receives the pollen grains?

1. Ovule

2. Stigma

3. Style

4. Ovary

Q.

Which of the following are male reproductive parts of the flower?

1. Anther and filament

2. Sepals and petals

3. Stigma and style

4. Ovary and ovules

Q. ___________ is visible only in onion cell and not in human cheek cell.

1. Nucleus
2. Cytoplasm
3. Cell membrane
4. Cell wall

Q.

Which of the following are functions of the gynoecium?

1. transfers the pollen from the anther to the stigma

2. Holds different parts of the flower

3. receives the pollen from the stamen

4. ovules contain the egg cell for fertilisation

Q. Which of the following separates cellular components from the surrounding medium?

1. Cell membrane
2. Cytoplasm
3. Nucleus
4. Cell organelles

Q.

All flowers have androecium and gynoecium.

1. True

2. False

Q.

Which animal cell structure is characterized by selective permeability?

1. Chromosome

2. Cell membrane

3. Cell wall

4. Ribosomes

Q. The process by which _______ gets transferred from the stamen to the pistil is called pollination.

1. seed
2. bud
3. flower
4. pollen

Q.

Anthers and ___________ are parts of a stamen.

Q.

Which of the following statements define the gynoecium?

1. The female reproductive part of the flower that produces the female gamete

2. Brightly coloured parts of the flower that attracts insects

3. Green coloured part of the flower that protects the buds.

4. The male reproductive part of the flower that produces the male gametes

Q.

Explain the different parts of a flower. [5 MARKS]

Q.

Which of the following describes the most ideal location for microorganisms to live?

1. Nearly everywhere

2. In warm, humid places

3. Sunny, dry areas

4. Underwater

Q. Which among the following is the technique used to identify a broken bone?

1. Photograph
2. X-ray
3. Blood test
4. Muscle test

Q.

The arrangement of flowers on a shoot is known as:

1. Placentation

2. Inflorescence

3. Adelphy

4. Floral formula

Q. Find the odd one out in each group and give reasons for your choice.
(a) pollen, ovule, anther, filament
(b) stigma, style, filament, ovary
(c) sweet potato, radish, carrot, potato

Q. Identify the cell organelle 'A'.

1. Vacuole
2. Mitochondrion
3. Ribosome
4. Plastid

Q.

Define cell membrane.

Q. Select erroneous pair

1. A & B
2. B & D
3. C & E
4. A & D

Q.

The male reproductive part of flower is pistil.

1. True
2. False

Q.

Savita found a living organism with the features described as follows.
Streamlined body
Hollow and light bones
Strong breast muscles
To which group does this living organism belong?

1. Bird
2. Insect
3. Reptile
4. Fish

Q. Differentiate between stamen and carpel of a flower.

Q.

Ovary matures to form the (i)___ while ovules form the (ii)___ .

1. (i) fruit, (ii) seed

2. (i) seed, (ii) fruit

3. (i) carpel, (ii)fruit

4. (i) seed, (ii) cotyledons

Q.

Which structure in the flower connects the ovary to the stigma?

Q.

What is pedicel?

Q.

What are the major groups of microorganisms?

Q.

Anther is part of

1. sepal

2. ovary

3. stigma

4. stamen

Q.

Complete the following analogy.
Anther: Male :: ______ : Female

Q. The given image is of a _______ ​​​​​​cell.

1. smooth muscle
2. voluntary muscle
3. cardiac muscle
4. skeletal muscle