Biology
Grade-8
Easy
Question
__________ enzyme is important for photosynthesis to occur.
- Rubisco
- Insulin
- Ribulose
- Lipase
Hint:
Rubisco incorporates carbondioxide into the plants
The correct answer is: Rubisco
- The enzyme Rubisco is important in photosynthesis
- It incorporates carbondioxide into the plants
- It is the most abundant enzyme on earth
Related Questions to study
Biology
Food is prepared in which part of the plant?
- Leaves
- Stem
- Roots
- Flowers
Food is prepared in which part of the plant?
BiologyGrade-8
- Leaves
- Stem
- Roots
- Flowers
Biology
Which of the following nutrients provide energy in organisms?
- Only Proteins
- Only Fats
- Only Vitamins
- Proteins, vitamins and fats
Which of the following nutrients provide energy in organisms?
BiologyGrade-8
- Only Proteins
- Only Fats
- Only Vitamins
- Proteins, vitamins and fats
Biology
Light reaction takes place in the ___________ of chloroplast.
- Granules
- Thylakoid membrane
- Stroma
- Nucleus
Light reaction takes place in the ___________ of chloroplast.
BiologyGrade-8
- Granules
- Thylakoid membrane
- Stroma
- Nucleus
Biology
Where does photosynthesis take place in plants?
- Mitochondria
- Chloroplast
- Nuclues
- Endoplasmic reticulum
Where does photosynthesis take place in plants?
BiologyGrade-8
- Mitochondria
- Chloroplast
- Nuclues
- Endoplasmic reticulum
Biology
Which of the following is TRUE in case of Urey-Miller experiment?
- Life on early Earth evolved from outer space
- Amino acids can be formed from inorganic molecules
- Cells survived in the primitive atmosphere
- Simple cells can be created in a laboratory
Which of the following is TRUE in case of Urey-Miller experiment?
BiologyGrade-8
- Life on early Earth evolved from outer space
- Amino acids can be formed from inorganic molecules
- Cells survived in the primitive atmosphere
- Simple cells can be created in a laboratory
Biology
In Urey-Miller’s experiment, electric discharge was used to mimic?
- Hurricane
- Heat
- Lightening
- Volcano
In Urey-Miller’s experiment, electric discharge was used to mimic?
BiologyGrade-8
- Hurricane
- Heat
- Lightening
- Volcano
Biology
Which of the following gases were used in Urey-Miller’s experiment?
- Methane, carbon-di-oxide, ammonia, and water vapor
- Methane, hydrogen, ammonia, and water vapor
- Methane, hydrogen cyanide, ammonia, and water vapor
- Oxygen, carbon di-oxide, ammonia, and water vapor
Which of the following gases were used in Urey-Miller’s experiment?
BiologyGrade-8
- Methane, carbon-di-oxide, ammonia, and water vapor
- Methane, hydrogen, ammonia, and water vapor
- Methane, hydrogen cyanide, ammonia, and water vapor
- Oxygen, carbon di-oxide, ammonia, and water vapor
Biology
Which of the following molecules might have attained self-replicating properties according to the theory of chemical evolution?
- Fatty acids
- Nucleic acids
- Lactic acid
- Phospholipids
Which of the following molecules might have attained self-replicating properties according to the theory of chemical evolution?
BiologyGrade-8
- Fatty acids
- Nucleic acids
- Lactic acid
- Phospholipids
Biology
Urey and Miller performed their experiment for explaining the origin of life, in which year?
- 1809
- 1853
- 1953
- 1901
Urey and Miller performed their experiment for explaining the origin of life, in which year?
BiologyGrade-8
- 1809
- 1853
- 1953
- 1901
Biology
Which of the following elements were not found in free form during the origin of life?
- Methane
- Ammonia
- Hydrogen
- Oxygen
Which of the following elements were not found in free form during the origin of life?
BiologyGrade-8
- Methane
- Ammonia
- Hydrogen
- Oxygen
Biology
These are examples of___________.

- Theory of special creation
- Theory of chemical evolution
- Theory of spontaneous creation
- Theory of panspermia
These are examples of___________.

BiologyGrade-8
- Theory of special creation
- Theory of chemical evolution
- Theory of spontaneous creation
- Theory of panspermia
Biology
_____________ are the first form of life.
- Protobionts
- Virus
- Bacteria
- Amoeba
_____________ are the first form of life.
BiologyGrade-8
- Protobionts
- Virus
- Bacteria
- Amoeba
Biology
Match the following:

- a-1, b-2, c-3
- a-3, b-1, c-2
- a-2, b-3, c-1
- a-3, b-2, c-1
Match the following:

BiologyGrade-8
- a-1, b-2, c-3
- a-3, b-1, c-2
- a-2, b-3, c-1
- a-3, b-2, c-1
Biology
Earth originated about 4.6 million years ago.
- True
- False
Earth originated about 4.6 million years ago.
BiologyGrade-8
- True
- False
Biology
Amino acids are essential to every known life form.
- True
- False
Amino acids are essential to every known life form.
BiologyGrade-8
- True
- False