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Biology (Mixed)

How do organisms reproduce, heredity and evolution

15 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which of the following two parts of plants compose the androecium?

  1. Petals and sepals
  2. Stamens and anthers
  3. Ovary and stigma
  4. Anthers and stigma
  5. Petals and ovary
Question 2 Multiple Choice (Single Answer)

Fertilization takes place in which part of the female body?

  1. Ovary
  2. Vagina
  3. Fallopian tube
  4. Uterus
  5. Vas deferens
Question 3 Multiple Choice (Single Answer)

Which of the following is the odd one out?

Calyx, androecium, embryo, gynoecium, corolla.

  1. Calyx
  2. Androecium
  3. Embryo
  4. Gynoecium
  5. Corolla
Question 4 Multiple Choice (Single Answer)

In a female body, the egg which is not fertilized is ______.

  1. mixed in blood
  2. disposed off as menstrual blood
  3. decomposed inside the uterus
  4. changed into a cell
  5. added on to the uterine wall
Question 5 Multiple Choice (Single Answer)

Which of the following whorls is the most colourful, so that insects and birds can be attracted; to assist the flower in pollination?

  1. First whorl
  2. Second whorl
  3. Third whorl
  4. Fourth whorl
  5. Fifth whorl
Question 6 Multiple Choice (Single Answer)

Copper T is placed In which part of the reproductive system?

  1. Vagina
  2. Uterus
  3. Ovary
  4. Fallopian tube
  5. It is taken orally
Question 7 Multiple Choice (Single Answer)

Which of the following is not a secondary sexual character in a female body?

  1. Broadening of hips
  2. Enlargement of breasts
  3. Growth of pubic hair
  4. Heavier skull structure
  5. Development of thigh muscle
Question 8 Multiple Choice (Single Answer)

__________ occurs due to change in gene frequency, due to accumulation of a particular type of gene.

  1. Natural selection
  2. Genetic drift
  3. Geographical isolation
  4. Migration
  5. Reproduction isolation
Question 9 Multiple Choice (Single Answer)

Regeneration is carried out by specialized cells. A piece of the body develops into a new individual. In which of the following organisms, it can be seen?

  1. Leishmania
  2. Plasmodium
  3. Planaria
  4. Amoeba
  5. All of these
Question 10 Multiple Choice (Single Answer)

Which of the following is / are the examples of homologous organs?

  1. Forelimb of human and whale
  2. Heart of human and turtle
  3. Wings of an insect and bat
  4. Both 1 and 2
  5. Both 2 and 3
Question 11 Multiple Choice (Single Answer)

In Rhizopus, the cytoplasm in the sporangium divides repeatedly to produce a mass of ________, each with a nucleus.

  1. buds
  2. cells
  3. spores
  4. daughter cell
  5. zygote
Question 12 Multiple Choice (Single Answer)

Mendel took pea plants with contrast characters tall and short plant.

  1. In F1 generation he got _____________plants.
  2. In F2 generation he got _________.
  1. 1) all short plants
    2) tall plant : short plant = 3 : 1
  2. 1) all tall plants
    2) tall plant : short plant = 3 : 1
  3. 1) all short plants
    2) short plant : tall plant = 3 : 1
  4. 1) all short plants
    2) tall plant : short plant = 1 : 3
  5. 1) all tall plants
    2) tall plant : short plant = 1 : 3
Question 13 Multiple Choice (Single Answer)

Which of the following is an acquired trait?

  1. Long nose
  2. Fair complexion
  3. Strong muscles
  4. Broad lips
  5. Small hands
Question 14 Multiple Choice (Single Answer)

Repeated cell division at a specific site gives rise to a ________.

  1. bud
  2. leaf
  3. tiny individual
  4. spore
  5. none of these
Question 15 Multiple Choice (Single Answer)

Match the following correctly
1 Tuber a Turmeric
2 Leaf b Rose
3 Rhizome c Potato
4 Stem cutting d Bryophyllum
  1. 1 - c, 2 - d, 3 - a, 4 - b
  2. 1 - a, 2 - d, 3 - c, 4 - b
  3. 1 - c, 2 - b, 3 - a, 4 - d
  4. 1 - b, 2 - a 3 - c, 4 - d
  5. 1 - d, 2 - a, 3 - b, 4 - c
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