Sexual and asexual reproduction - class-IX
Description: sexual and asexual reproduction | |
Number of Questions: 54 | |
Created by: Garima Pandit | |
Tags: reproduction in plants major activities of living organisms how do organisms reproduce? plant reproduction asexual reproduction biology zoology reproduction the reproductive system modes of reproduction reproduction in animals botany reproduction in organisms reproduction in higher plants reproduction and modification in plants |
Asexual reproduction is the _____ method of reproduction in organisms that have a relatively simple organisation like _______ and _______.
Fill in the blank in the above statement.
Which of the following options shows bisexual animals only?
Which of the following is not correct regarding sexual reproduction?
Offspring formed by sexual reproduction exhibit more variation than those formed by asexual reproduction because
Asexual method of reproduction by binary fission is common to which of the following?
(i) Some eukaryotes
(ii) All eukaryotes
(iii) Some prokaryotes
(iv) All prokaryotes
Haplodiploidy is found in
Choose the correct statements from the options below with regard to sexual reproduction.
(i) Sexual reproduction does not always require two individuals.
(ii) Sexual reproduction generally involves gametic fusion.
(iii) Meiosis never occurs during sexual reproduction.
(iv) External fertilization is a rule during sexual reproduction.
Panmictic plant multiplies
Which one of the following generates new genetic combinations leading to mutations
Which of the following patterns of reproduction involves both the parents?
Which of the following patterns of reproduction involves the exchange of genetic material?
Reproduction in man is____________
Which of the following is asexual method of reproduction?
The process in which embryo develops from unfertilized oosphere is called as
Most of the unicellular organisms show
Product of sexual reproduction generally generates
In sexual mode of reproduction ................. diversities are generated.
Chances of inheritable and evolutionary changes are more in such species which reproduce by
The most fundamental characteristic of living being is __________________
How are the modes of reproduction different in unicellular and multicellular organisms?
Which of the following patterns of reproduction is the major cause of variation?
Which of the following processes involves fertilization?
Reproduction is needed ________________
Fertilization is necessary even in asexual reproduction.
Which one of the following statements is not correct?
Asexual reproduction produces .............. offspring.
Which are the different modes of reproduction?
________ is the disadvantage of asexual reproduction
The method of reproduction which generates a great deal of genetic diversity is
Sexual reproduction leads to ________________.
The daughter cells produced by a sexual reproduction are genetically identical to the parent cell.
The diseases caused by using mosquito repellents are
Which of the following perform reproduction in plants?
Production of new individual from parent is called as
In which of the following process new plant produces without seeds?
A genetic clone is
Offspring are individuals developed as a result of
Oblique ovary with swollen placenta and oblique septum is feature of.
Why is it important for plants to scatter seeds?
In dioeciously species, genetically female plants can be induced to produce male flowers by the application of.
Which of the following is the ultimate source of variations?
Exchange of genetic material takes place in______________
Which one of the following is the difference between asexual and sexual types of reproduction?
Choose the correct answer from the alternatives given.
In an experiment, oat (Avena sativa) seedlings were grown under the same conditions of temperature, moisture and light. Their tips were removed and divided into four groups. Each group was given different treatments and the growth was measured carefully after keeping them in dark for 16 Firs. Which of the following groups had the most growth?
One advantage of sexual reproduction is that it allows for genetic sameness.
Asexual reproduction produces offspring that are
The number of chromosomes in parents and offsprings of a particular species remains constant due to
Offspring formed by asexual method of reproduction have greater similarity among themselves, because
......................... reproduction causes greater diversity.
What is the effect of sexual reproduction?
Which of the following plants reproduce without forming seeds?
Which of the following is the mode of asexual reproduction?
Meiosis is a must in asexual reproduction.