2021 2nd QTR Plant and Soil Science Final

Front

What organism is considered beneficial to plants?

Back

Spiders are considered beneficial to plants as they help control pest populations.

Front

What is a quantitative trait in plants?

Back

Seed yield is a quantitative trait, as it can be measured and varies in degree.

Front

Which plant can survive below freezing temperatures?

Back

Carrots can survive below freezing temperatures.

Front

What is the result of high temperatures on plants?

Back

Heat stress is a result of high temperatures affecting plant health.

Front

What is a heterozygous genotype?

Back

A heterozygous genotype is the combination of two different copies of an allele for a gene.

Front

Define 'allele' in genetics.

Back

An allele is a variant form of a gene that can produce different traits.

Front

What is the difference between homozygous and heterozygous genotypes?

Back

Homozygous genotypes have two identical alleles, while heterozygous genotypes have two different alleles.

Front

What is necrosis in plants?

Back

Necrosis is the death of plant tissue, often caused by environmental stress.

Front

What are thrips and their impact on plants?

Back

Thrips are pests that can damage plants by feeding on their tissues.

Front

What is the significance of seed yield in agriculture?

Back

Seed yield is crucial as it determines the productivity and profitability of crops.