TS POLYCET 2025 Question Paper with Solutions Free (Set-wise Answer Key)

131)Choose the correct order: Grass → ??? → Rabbit → ??? → Fox → ??? → Wolf

A) Grass → Rabbit → Fox → Wolf

B) Grass → Rabbit → Fox → Wolf

C) Grass → Rabbit → Fox → Wolf

D) Grass → Rabbit → Wolf → Fox

View Answer

A) Grass → Rabbit → Fox → Wolf
Explanation:Food chain: Grass → Rabbit → Fox → Wolf
132)Drip irrigation can reduce water consumption by ____ percent:

A) 10%

B) 30%

C) 50%

D) 70%

View Answer

D) 70%
Explanation:Drip irrigation saves about 70% water
133)Examples of physical factors or abiotic factors are:

A) Light, temperature, soil, water

B) Predation, disease, competition

C) Plant growth, reproduction

D) Habitat, food sources

View Answer

A) Light, temperature, soil, water
Explanation:Abiotic factors = non-living (light, water, soil, temperature)
134)Percentage of fresh water on Earth is:

A) 1%

B) 2.5%

C) 10%

D) 20%

View Answer

B) 2.5%
Explanation:Fresh water on Earth ≈ 2.5%
135)We get hunger pangs in the stomach as ____ levels in the blood fall:

A) Glucose

B) Oxygen

C) Carbon dioxide

D) Iron

View Answer

A) Glucose
Explanation:Hunger occurs when glucose level drops
136)The difference in characters within very closely related groups of organisms are called:

A) Variations

B) Mutations

C) Adaptations

D) Differentiations

View Answer

A) Variations
Explanation:Small differences among related organisms = variations
137)Bacterium that is responsible for the formation of curd is:

A) Lactobacillus

B) Bacillus subtilis

C) Escherichia coli

D) Clostridium

View Answer

A) Lactobacillus
Explanation:Lactobacillus converts milk into curd
138)_______ is a means of reproduction without involvement of gametes or involving a single parent:

A) Sexual Reproduction

B) Asexual Reproduction

C) Biparental Reproduction

D) Genetic Recombination

View Answer

B) Asexual Reproduction
Explanation:Asexual reproduction involves single parent, no gametes
139)_______ in the forebrain and vagus nerve play an important role in carrying signals of hunger to the brain:

A) Insulin

B) Leptin

C) Ghrelin

D) Adrenaline

View Answer

C) Ghrelin
Explanation:Ghrelin hormone signals hunger
140)Algae, fungi, and many land plants commonly reproduce by:

A) Binary Fission

B) Spore Formation

C) Budding

D) Regeneration

View Answer

B) Spore Formation
Explanation:Spore formation is common in algae, fungi, plants
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