How do Organisms Reproduce? Chapter 7 Class 10 Science PYQs
Practice PYQ of How do Organisms Reproduce? Chapter 7 Class 10 Science with handpicked important questions from previous years question paper with solutions.
Q1:
Give reasons why :
(i) Colonies of yeast fail to multiply in water but multiply in sugar solution.
(ii) Rhizopus individuals do not grow on a dry slice of bread.
CBSE [2023]
Easy
Q2:
Select the INCORRECT match (between the plant and its vegetative part) from the following :
Give reasons:
(i) Placenta is extremely essential for foetal development.
(ii) Uterine lining becomes thick and spongy after fertilisation
CBSE [2022]
Easy
Q4:
(a) Mention one function each of the following organs in human male reproductive system :
(i) Testis
(ii) Scrotum
(iii) Vas deferens
(iv) Prostate gland
(b) Name the type of germ cell which (i) is motile, and (ii) stores food.
CBSE [2022]
Medium
Q5:
What is variation ? List two main reasons that may lead to variation in a population.
CBSE [2022]
Easy
Q6:
Which one of the two multicellular organisms - Spirogyra and Planaria reproduces by regeneration and why ? Give an example of any other organism which can also reproduce by the same process.
CBSE [2022]
Easy
Q7:
(a) Which of the following flowers will have higher possibility of self-pollination ?
Mustard, Papaya, Watermelon, Hibiscus
(b) List the two reproductive parts of a bisexual flower.