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Living World Class 11 NEET Questions. We covered all the Living World Class 11 NEET Questions in this post for free so that you can practice well for the exam.
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Related Posts:
- Biotechnology MCQ for NEET
- Biological Classification MCQ Class 11
- Class 11 Biology Chapter 1 NEET Questions
mcq on Living World for NEET Students
Which structure enables motile bacteria to move?
(A) Fimbriae
(B) Flagella
(C) Cilia
(D) Pili
Option b – Flagella
Choose the correct statement(s) regarding water Transport pathways in plants.
i. Symplast pathway includes non-living structures like cell walls and intercellular spaces.
ii. Water moves quickly through the apoplast pathway.
iii. In the symplast pathway, water travels through plasmodesmata connecting protoplasts.
(A) i, ii and iii
(B) ii and iii
(C) i and iii
(D) i and ii
Option b – ii and iii
What is the end product of cyclic photophosphorylation?
(A) ATP and NADPH
(B) ATP, NADPH, and oxygen
(C) ATP
(D) NADPH
Option c – ATP
Why do C4 plants have a higher photosynthetic efficiency than C3 plants?
(A) Larger leaf surface area
(B) More chloroplasts in leaf cells
(C) Thinner cuticle layer
(D) Reduced photorespiration rate
Option d – Reduced photorespiration rate
Identify the incorrect statement about the Krebs cycle.
(A) Three NAD molecules are reduced to NADH+H⁺ during the cycle
(B) One FAD Molecule is reduced to FADH₂ during the cycle
(C) Conversion of succinyl CoA to succinic Acid produces one GTP
(D) The cycle begins by combining acetyl CoA with pyruvic Acid to form citric Acid
Select the true statements related to asexual reproduction.
i. It proceeds at a slower rate than sexual reproduction.
ii. It involves a single organism.
iii. The offspring are genetically identical to the parent.
iv. Offspring are known as clones.
(A) i, ii, iii, iv
(B) i, ii, iv
(C) i, ii, iii
(D) ii, iii, iv
Option d – ii, iii, iv
What does F₁ generation signify?
(A) First flowering generation
(B) First fertile generation
(C) First filial generation
(D) First seed generation
Option c – First filial generation
What does the term germplasm collection refer to?
(A) All genetic variants (alleles) of all genes in a crop species
(B) All alleles for a few selected genes in one crop
(C) Alleles for all genes collected from different crops
(D) A small SET of alleles for several genes in various crop plants
Option a – All genetic variants (alleles) of all genes in a crop species
Which of the following statements about temperature variation is incorrect?
(A) Temperature rises from the equator to the poles
(B) Temperatures in tropical deserts can exceed 50°C
(C) Hydrothermal vent environments have temperatures above 100°C
(D) In polar zones, temperature can fall below 0°C
Option a – Temperature rises from the equator to the poles
In Chara, which structure indicates its monoecious nature?
(A) Presence of antheridiophore and archegoniophore on the same plant
(B) Both stamens and carpels present on one plant
(C) Antheridia on upper and oogonia on lower regions of the plant
(D) Oogonium at the top and antheridium below it on the same plant
Option d – Oogonium at the top and antheridium below it on the same plant
In an anatropous ovule, the micropyle is directed:
(A) Upward
(B) Downward
(C) Toward the right
(D) Toward the left
Option b – Downward
Identify the correct statements.
i. DNA serves as genetic material in most life forms.
ii. Some viruses use RNA as their genetic material.
iii. DNA acts as a structural and catalytic Molecule in biochemical processes.
iv. DNA and RNA are the two primary types of nucleic Acids.
(A) i, ii and iii
(B) ii and iii
(C) i, ii and iv
(D) ii and iv
Option c – i, ii and iv
In Mendel’s pea plant experiment involving RRYY × rryy, which phenotypes appear in F₂ generation?
(A) Round yellow and wrinkled yellow seeds
(B) Round green seeds only
(C) Wrinkled yellow seeds only
(D) Wrinkled green seeds only
Option a – Round yellow and wrinkled yellow seeds
Which of the following are not accurate floral whorl terms?
i. Androecium
ii. Carpel
iii. Corolla
iv. Sepal
(A) i and iv
(B) iii and iv
(C) ii and iv
(D) i and ii
Option c – ii and iv
What is the correct top-to-bottom order of parts in a bacteriophage?
I. DNA-containing head
II. Sheath
III. Collar
IV. Tail fibers
V. Base plate
(A) II, IV, III, I, V
(B) II, I, IV, V, III
(C) I, II, IV, III, V
(D) I, III, II, V, IV
Option d – I, III, II, V, IV
Why is a fibrous root system better suited than a taproot system?
(A) For Food storage
(B) For anchoring the plant in soil
(C) For vegetative reproduction
(D) For transporting Food and water
Option b – For anchoring the plant in soil
Select the correct features of Mango and Coconut fruits.
(i) Both are drupes
(ii) Endocarp is edible in both
(iii) Coconut has fibrous mesocarp, mango has fleshy mesocarp
(iv) Both originate from monocarpellary ovaries
(A) (i), (ii) and (iii) only
(B) (i) and (iv) only
(C) (i) and (ii) only
(D) (i), (iii) and (iv) only
Option d – (i), (iii) and (iv) only
Choose the properly written biological name:
(A) Mangifera Indica
(B) Panthera leo
(C) Solanum tuberosum
(D) Solanum nigrum
Option c – Solanum tuberosum
Which of the following does not describe a zoological park?
(A) Wild animals live under human supervision
(B) Conditions mimic natural habitats
(C) It helps in studying Animal skeletons and body coverings
(D) It offers insights into Animal diets and behavior
Option c – It helps in studying Animal skeletons and body coverings
Read the statements and identify the correct ones:
Statement I: A group of Monera kingdom Organisms helps in biogas production.
Statement II: Methanogens in ruminants assist in cellulose breakdown.
(A) Statement I
(B) Statement II
(C) Both statements I and II
(D) Neither statement I nor II
Option c – Both statements I and II
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