CBSE - How do Organisms Reproduce

1 How do Organisms Reproduce 

The cell-division which is also known as reduction cell-division is …

(1) Fission 
(2) Meiosis 
(3) Mitosis 
(4) Amitosis

2 How do Organisms Reproduce 

The anther contains
(1) Sepal (2) Carpel (3) Petal (4) Pollen grains

3 How do Organisms Reproduce 

Asexual reproduction takes place through budding in
(1) Amoeba (2) Yeast (3) Plasmodium (4) Leishmania

4 How do Organisms Reproduce 

Characters transmitted from parents to offspring are present in
(1) Cytoplasm (2) Ribosome (3) Golgi Bodies (4) Genes

5 How do Organisms Reproduce 

An embryo sac of flowering plant contains........

(1) Eight cells, Seven nuclei
(2) Seven cells, Seven nuclei
(3) Seven cells, Eight nuclei
(4) Eight cells, Eight nuclei

6 How do Organisms Reproduce 

Endosperm is ......

(1) 2n
(2) 3n
(3) 4n
(4)n

7 How do Organisms Reproduce 

Which of the following modes of asexual reproduction is observed in Hydra ?

(1) Binary fission and budding
(2) Multiple fission and regeneration
(3) Regeneration and budding
(4) Budding and fragmentation

8 How do Organisms Reproduce 

Isogamy, Aniosogamy and Oogamy types of sexual reproduces occur in

(1) Muncor Sp
(2) Monocystis Sp
(3) Spirogyra Sp
(4) Chlamydomonous Sp

9 How do Organisms Reproduce 

How many ovules might have been fertilized t o produce 100 seeds in a water melon ?
(1) 25 (2) 50 (3) 100 (4) 125

10 How do Organisms Reproduce 

The process which helps in perpetuation of a race

(1) Nutrition 
(2) Photosynthesis 
(3) Excretion 
(4) Reproduction