Heredity — Class 10 Biology NCERT Solutions (Free)
Free step-by-step NCERT solutions for Class 10 Biology chapter "Heredity" — 7 important questions with detailed answers for CBSE board exam preparation.
TL;DR: Free step-by-step NCERT solutions for Class 10 Biology chapter "Heredity" — 7 important questions with detailed answers for CBSE board exam preparatio…
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Key Questions Covered:
- What is heredity? Define the terms gene, allele, and trait.
- Who was Gregor Mendel? What are Mendel's laws of inheritance?
- What is a monohybrid cross? Explain Mendel's monohybrid cross with a Punnett …
- + 4 more questions in the full chapter
Solutions Summary:
| Question | Status |
|---|---|
| What is heredity? Define the terms gene, allele, and trait. | ✓ Solved |
| Who was Gregor Mendel? What are Mendel's laws of inherita… | ✓ Solved |
| What is a monohybrid cross? Explain Mendel's monohybrid c… | ✓ Solved |
Showing 3 of 7 questions
Q1: What is heredity? Define the terms gene, allele, and trait.
Heredity is the passing of characteristics from parents to offspring through genes. It is the basis of inheritance.
Key definitions:
1. Gene:
- A unit of heredity
- A segment of DNA that codes for a specific protein
- Responsible for a particular trait
- Located on chromosomes
- Hum...
Q2: Who was Gregor Mendel? What are Mendel's laws of inheritance?
Gregor Mendel (1822-1884):
- Augustinian friar and scientist
- Conducted experiments with pea plants in monastery garden
- Discovered fundamental laws of inheritance
- Work was ignored in his lifetime; rediscovered in 1900
- Now called the "Father of Genetics"
Mendel's Laws of Inheritance...
Q3: What is a monohybrid cross? Explain Mendel's monohybrid cross with a Punnett square.
A monohybrid cross is a cross between two organisms that differ in only one trait, controlled by one gene with two alleles.
Example: Cross between tall pea plant (TT) and short pea plant (tt)
Setup:
- TT plant produces gametes: all T
- tt plant produces gametes: all t
- Cross: TT × tt
Punnett squ...
Showing 3 of 7 questions. Visit the full page for complete solutions.