- Biology Notes for UPSC IAS Prelims (Part I)
- Biology - Home
- Biology - Structure and Functions
- The Fundamental Unit of Life
- Biology - Tissues
- Biology - Animal Tissue
- Diversity in Living Organisms
- Biology - Plantae Kingdom
- Biology - Animalia Kingdom
- Biology - Vertebrata
- Biology - Transportation in Humans
- Biology - Transportation in Plants
- Biology - Excretion
- Biology - Control and Coordination
- Biology - Hormones in Animal
- How do Organisms Reproduce?
- Biology - Sexual Reproduction
- Biology - Reproduction in Animals
- Reaching the Age of Adolescence
- Biology - Heredity and Evolution
- Biology - Life Processes
- Biology - Respiration
- Microorganisms: Friend and Foe
- Biology - Why do We Fall Ill
- Biology - Natural Resources
- Biology - Our Environment
- Conservation of Plants and Animals
Biology Part 1 Online Quiz
Following quiz provides Multiple Choice Questions (MCQs) related to Biology. You will have to read all the given answers and click over the correct answer. If you are not sure about the answer then you can check the answer using Show Answer button. You can use Next Quiz button to check new set of questions in the quiz.
Answer : D
Explanation
N/A
Q 2 - The root of …………… is edible.
1. Potato
2. Radish
3. Turnip
4. Yam
Choose the correct answer from the codes given below:
Answer : B
Explanation
N/A
Q 3 - Usually stem cutting is a culturing process which is used in:
Answer : B
Explanation
Stem cutting is a technique by which a new plant grow as well it also facilitates the healthy growth to the plant.
Q 4 - Consider the following statements:
1. High blood pressure is known as hypertension and low blood pressure is known as hypotension.
2. Any systolic pressure more than 140 or diastolic pressure more than 100 is abnormal and harmful for the health.
Choose the correct answer from the codes given below:
Answer : C
Explanation
Blood pressure depends on many factors such as strength of the heartbeat, volume and thickness of blood, etc.
Q 5 - Consider the following statements:
1. Rh factor was discovered by Landsteiner and A S Wiener in 1940.
2. Rh factor, primarily found in the monkey.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 6 - Which among the following process and package the macromolecules?
Answer : A
Explanation
The golgi apparatus, found in the cytoplasm, processes and packages the macromolecules such as proteins and lipids.
Q 7 - The function of Triceps is to ……
Answer : D
Explanation
N/A
Q 8 - Consider the following statements:
1. Animal cells inhale oxygen and exhale carbon dioxide.
2. Plant cells inhale carbon dioxide and exhale oxygen.
Choose the correct answer from the given codes:
Answer : C
Explanation
N/A
Q 9 - ………. (sugar) is found in considerable amount in the blood.
Answer : A
Explanation
N/A
Q 10 - Consider the following statements:
1. Lymph nodes filter out bacteria and other foreign particles.
2. Lymph vessels collect excess lymph and return it to the blood.
Choose the correct answer from the codes given below:
Answer : C
Explanation
N/A
Q 11 - Consider the following statements:
1. Plant cells are immobile and have no flagella.
2. Plant cells move in response to stimulation as a result of the growth hormones.
Choose the correct answer from the given codes:
Answer : C
Explanation
N/A
Answer : B
Explanation
Among 22 bones, 8 are cranial bones and 14 are facial skeleton bones.
Q 13 - Which among the following correctly defines the term Hydroponics?
A - The plant that grows without soil
B - The plant that grows without water
C - The plant that grows in water
D - The plant that grows in sand, gravel, liquid without adding soil
Answer : A
Explanation
Hydroponics is a scientific technique to grow plants in sand, gravel, or liquid without soil.
Q 14 - Which among the following is the edible part of the mushroom?
Answer : A
Explanation
The edible part of mushroom is micro fungi.
Q 15 - A gene is a …
Answer : D
Explanation
N/A
Answer : A
Explanation
An electroencephalogram or simply EEG is a test, which is used to detect the abnormalities in the brain.
Q 17 - Which among the following is discovered by Alexander Fleming?
Answer : A
Explanation
Penicillin is a group of antibiotics.
Q 18 - The deficiency of …………… causes rickets.
Answer : B
Explanation
Vitamin D is readily available in fish and eggs.
Q 19 - Which among the following has the longest gestation period?
Answer : B
Explanation
The average gestation period of an elephant is about 640 to 660 days (roughly 95 weeks).
Q 20 - The function of Soleus is ……
B - Straightens the knee or bends the hip joint
Answer : D
Explanation
It is lower knee muscle.