Question
Which of the following helps in the opening of stomata?
Which of the following helps in the opening of stomata? (a) Cobalt ions (b) Potassium ions (c) Magnesium ions (d) Aluminium ions
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Which of the following hormones will have an immediate effect on the rate of urination?
Which of the following hormones will have an immediate effect on the rate of urination? (a) Adrenaline (b) Vasopressin (c) Oestrogen (d)…
Question
The process by which water is lost from the margins of the leaves of a strawberry plant is:
The process by which water is lost from the margins of the leaves of a strawberry plant is: (a) Osmosis (b) Imbibition…
Question
The process of conversion of ADP to ATP during photosynthesis is called:
The process of conversion of ADP to ATP during photosynthesis is called: (a) Photolysis (b) Phagocytosis (c) Photophosphorylation (d) Polymerisation
Question
Duplicated chromosomes are joined at a point termed:
Duplicated chromosomes are joined at a point termed: (a) Centrosome (b) Centromere (c) Centriole (d) Chromatid
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ICSE Class 10 Biology Solved Paper 2023
ICSE 2023 EXAMINATION QUESTION PAPER Biology Full Marks: 80 Time – Three Hours Answers to this Paper must be written on the paper…
Question
The diagram below depicts the human heart in one of its phases.
The diagram below depicts the human heart in one of its phases. Answer the questions that follow: (a) Which part of the…
Question
What is a semi permeable membrane? Name the semi permeable membrane present in a plant cell.
What is a semi permeable membrane? Name the semi permeable membrane present in a plant cell.
Question
Leaves of certain plants roll up on a hot sunny day. Explain by giving suitable reasons.
Leaves of certain plants roll up on a hot sunny day. Explain by giving suitable reasons.
Question
A pure breeding red flower variety of pea plant (RR) is crossed with a pure breeding white flower variety of pea plant (rr). Draw a Punnett square to find out the Phenotypic and Genotypic ratios of the progeny belonging to the F2 generation.
A pure breeding red flower variety of pea plant (RR) is crossed with a pure breeding white flower variety of pea plant…