Explore a comprehensive collection of Biology MCQs focused on Reproduction in Organisms, extracted from previous NEET UG exams. These objective questions cover various topics, including parthenogenesis, embryonic development, reproductive structures, and propagation methods in plants. Test your knowledge on concepts like polyembryony, meiosis, gemmule formation, and reproductive adaptations across different species. Additionally, delve into the intricacies of sexual and asexual reproduction, understanding the significance of each process in maintaining species continuity and genetic diversity. Whether it's identifying the types of binary fission or grasping the mechanisms of pollination, these MCQs offer a valuable resource for students preparing for competitive exams in biology, providing insights into fundamental reproductive biology concepts essential for academic success.
Reproduction In Organism Questions And Answers
Question: In which type of parthenogenesis only males are produced?
(a) Arrhenotoky
(b) Thelytoky
(c) Amphitoky
(d) Both (a) and (b)
Answer: (a) Arrhenotoky
Question: In lacerta saxicola (a lizard), there are:
(a) Females only
(b) Males only
(c) Bisexual only
(d) Both (a) and (b)
Answer: (a) Females only
Question: After fertilization, the ovary develops into:
(a) Seed
(b) Fruit
(c) Pericarp
(d) Stamens
Answer: (b) Fruit
Question: Polyembryony occurs in:
(a) Armadillo
(b) Ambystoma
(c) Necturus
(d) Macropus
Answer: (a) Armadillo
Question: Diploid chromosome number in meiocytes of a fruit fly is:
(a) 8
(b) 380
(c) 12
(d) 20
Answer: (a) 8
Question: Which of the following is correct about Marchantia?
(a) Gemma cups are located on the male and female thalami of Marchantia
(b) The gemmae become detached from the parent body and germinate to form new individuals.
(c) Gemma cups are protective in function
(d) Gemma produce gametes.
Answer: (b) The gemmae become detached from the parent body and germinate to form new individuals.
Question: Meiocytes are:
(a) Gamete mother cells
(b) Red blood corpuscles forming cells
(c) Excretory cells of cockroach
(d) Bone marrow cells
Answer: (a) Gamete mother cells
Question: In flowering plants, the unisexual male flower is called:
(a) Staminate
(b) Pistillate
(c) Monoecious
(d) Dioecious
Answer: (a) Staminate
Question: Self-fertilization occurs in:
(a) Taenia
(b) Leech
(c) Liver fluke
(d) Pila
Answer: (a) Taenia
Question: Isogametes are present in:
(a) Fucus
(b) Cladophora
(c) Frog
(d) Bird
Answer: (b) Cladophora
Question: Oestrous cycle is found in:
(a) Gorilla
(b) Rhesus
(c) Cow
(d) Gibbon
Answer: (c) Cow
Question: Menstrual cycle occurs in:
(a) Monkey
(b) Apes
(c) Humans
(d) All of these
Answer: (d) All of these
Question: Leaf buds are found in:
(a) Tubifera
(b) Bryophyllum
(c) Phacus
(d) Triceratium
Answer: (b) Bryophyllum
Question: Which is known as the terror of Bengal?
(a) Navicula
(b) Noctiluca
(c) Ceratium
(d) Water hyacinth
Answer: (d) Water hyacinth
Question: Conidia are asexual reproductive structures in:
(a) Chlamydomonas
(b) Volvox
(c) Penicillium
(d) Spirogyra
Answer: (c) Penicillium
Question: Gemmule formation occurs in:
(a) Freshwater sponge
(b) Some marine sponges
(c) Labeo rohita
(d) Both (a) and (b)
Answer: (d) Both (a) and (b)
Question: Ginger is multiplied vegetatively by means of:
(a) Bud
(b) Tuber
(c) Corm
(d) Rhizome
Answer: (d) Rhizome
Question: Which type of binary fission occurs in Paramecium?
(a) Simple binary fission
(b) Longitudinal binary fission
(c) Transverse binary fission
(d) Oblique binary fission
Answer: (c) Transverse binary fission
Question: Which animal of the following is considered immortal?
(a) Volvox
(b) Amoeba
(c) Euglena
(d) Ascaris
Answer: (b) Amoeba
Question: Reproduction is essential for:
(a) Producing young ones
(b) Adaptations
(c) Continuity of the species
(d) Variations
Answer: (c) Continuity of the species
Question: The size of crows and parrots are not very different but their lifespans show:
(a) Great similarity
(b) Great differences
(c) Both (a) and (b)
(d) None
Answer: (b) Great differences
Question: The terminal irreversible stage of aging is called:
(a) Autogamy
(b) Syngamy
(c) Senescence
(d) Cytogames
Answer: (c) Senescence
Question: Which is considered the longest living animal?
(a) Elephant
(b) Whale
(c) Man
(d) Giant tortoise
Answer: (d) Giant tortoise
Question: The offspring produced through which of the following processes are not exactly similar to their parents?
(a) Parthenogenesis
(b) Asexual reproduction
(c) Sexual reproduction
(d) Dizygotic twins
Answer: (c) Sexual reproduction
Question: Process of fusion of haploid cells is:
(a) Cell cycle
(b) Meiosis
(c) Mitosis
(d) Syngamy
Answer: (d) Syngamy
Question: First successful animal clone was:
(a) Dolly goat
(b) Dolly sheep
(c) Molly goat
(d) Molly sheep
Answer: (b) Dolly sheep
Question: Mango and Guava are propagated through:
(a) Tissue culture
(b) Grafting
(c) Stem cuttings
(d) Layering.
Answer: (c) Stem cuttings
Question: Stem cuttings are commonly used in propagation of:
(a) Mango
(b) Cotton
(c) Rose
(d) Banana
Answer: (c) Rose
Question: Polyembryony occurs in:
(a) Maize
(b) Citrus
(c) Corchrus
(d) Carthamus
Answer: (b) Citrus
Question: Study of pollen grains is:
(a) Palaeobotany
(b) Paleontology
(c) Palynology
(d) Pomology
Answer: (c) Palynology
Question: Layering is used in vegetative propagation of:
(a) Jasmine
(b) Rose
(c) Mango
(d) Pomology
Answer: (a) Jasmine
Question: A piece of potato tuber will form a new plant if it possesses:
(a) Roots
(b) Eyes
(c) Stored food
(d) Branches
Answer: (b) Eyes
Question: Pollination by ants is:
(a) Malacophily
(b) Myrmecophily
(c) Entomophily
(d) Ornithophily
Answer: (b) Myrmecophily
Question: Pollination by snails and slugs is:
(a) Ornithophily
(b) Chiropterophily
(c) Entomophily
(d) Malacophily
Answer: (d) Malacophily