: Biological science made easier #IndiaNEWS #Education Today Hyderabad: The study of life, living organisms, life cycles of various species of organisms, and the environments they live in – these

Biological science made easier #IndiaNEWS #Education Today
Hyderabad: The study of life, living organisms, life cycles of various species of organisms, and the environments they live in – these broadly come under the biological sciences.
Here are some sample questions to help you understand the basics of biology.
Q. True nucleus is absent in
a. Anabaena
b. Mucor
c. Vaucheria
d. Volvox
Ans. a
The eukaryotic cells have all of the following except
a. The 80s ribosomes
b. Nuclear membrane
c. Peptidoglycan in the cell wall
d. Mitochondria cellulose mainly
Ans. c
Which of the following sentence is correct?
a. In prokaryotes there are no membrane bound cell organelles
b. Cells of all living organisms have a nucleus
c. Cells are formed denovo from abiotic materials
d. Both animals & plant cells have a well defined cell wall
Ans. a
A protoplast is a cell
a. Without nucleus
b. Without cell wall
c. Undergoing division
d. Without plasma membrane
Ans. d
Select the mismatch
a. Protists – Eukaryotes
b. Methanogens – Prokaryotes
c. Gas vacuoles – Green bacteria
d. Large central vacuoles – animal cells
Ans. d
The osmotic expansion of a cell kept in water is chiefly regulated by

a. Plastids
b. Vacuoles
3. Ribosomes
4. Mitochondria
Ans. b
The solid linear cytoskeletal elements having a diameter of 6nm & made up of single type of monomer are known as
a. Lamins
b. Microtubules
c. Microfilaments
d. Intermediate filaments
Ans. c
Choose the matched ones:
1. Vibrio Rod like bacteria
2. Mesosome helps in cell wall formation
3. SER synthesis of lipid
4. Vacuoles Rich in hydrolytic enzymes
a. 2 and 3 only
b. 1 and 4 only
c. 1,2,3 only
d. 1,2,3 and 4 only
Ans. a
Which of these is/are not a property of facilitated transport?
1. Requires special membrane proteins
2. Highly selective
3. Uphill transport
4. Requires ATP energy
a. 1 and 2 only
b. 3 and 4 only
c. 1 and 3 only
d. 2 and 3 only
Ans. 2
The primary cell wall is mainly made up of
a. Lignin
b. Pectin
c. Cellulose
d. Protein
Ans. c
Mitochondrial porins are located in;
a. The outer membrane
b. The inner membrane
c. Inter membrane space
d. Both outer & inner membranes
Ans. a
Peroxisomes have
a. DNA
b. Ribosomes
c. Centrosome
d. Catalase enzyme
Ans. d
A tripeptide contains
a. 3 amino acids
b. 4 amino acids
c. 6 amino acids
d. 2 amino acids
Ans. a
How many phosphodiester bond are there in ATP?
a. 3
b. 2
c. 1
d. 0
Ans. d
This is wax
a. Palmitic acid
b. Ethyl Palmitate
c. Hexacosyl Palmitate
d. Sodium stearate
Ans. c
Not all proteins have a
a. Primary structure
b. Secondary structure
c. Tertiary structure
d. Quaternary sturcture
Ans. d

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